Delano WWTP
1002 River St N, Delano, MN 55328 · Wright County · Publicly Owned Treatment Works
- Average flow
- 0.57 MGD
- Design flow
- 2.2 MGD
- NPDES permit
- MN0051250
- Expired
- Permit expires
- March 2023
- Population served
- 6,221
- CWNS 2022
Delano WWTP is a publicly owned wastewater treatment works in Delano, Wright County, Minnesota treating an average of 0.57 million gallons per day against a permitted design capacity of 2.2 MGD, serving about 6,221 residents. It discharges under NPDES permit MN0051250 (expired), which expires in March 2023, with 90 recorded violations in the last three years.
Treatment technology
One treatment structure or unit process identified at Delano WWTP.
Available with a free Klarifi account
See the full treatment train at Delano WWTP: structures, unit processes and planned upgrades, with exact unit counts.
Compliance snapshot (last 3 years)
- Total violations
- 90
- Effluent violations
- 11
Based on NPDES Discharge Monitoring Reports. Full violation history, parameters and discharge data available in the Klarifi platform.
Capital improvement projects in Delano
Delano's capital improvement plan lists 9 water, sewer and wastewater line items worth $402K starting 2025–2028. The largest budgeted items are shown here.
All water and sewer capital projects in Delano →
| Project | Budget | Years |
|---|---|---|
| Single Axel Dump Truck - Vehicle #22 | $144,000 | 2028–2028 |
| Single Axle Dump Truck - Vehicle #23 | $89,667 | 2026–2026 |
| Kubota Track Hoe | $66,667 | 2027–2027 |
| Truck #4 - F-450 | $41,000 | 2025–2025 |
| Truck #1 | $23,333 | 2025–2025 |
Full project details — scope, funding source, engineering consultant and the decision-makers behind each project — are available in Klarifi, along with similar wastewater capital projects in other cities.
Key contacts
2 verified contacts for Delano WWTP, with validated emails and direct phone numbers.
Unlock 2 verified contacts
Names, validated emails and direct phone numbers for decision-makers at Delano WWTP, plus the full compliance history and discharge data.
Nearby wastewater treatment plants in Minnesota
Greenfield · 3 mi away
0.01 MGD
Rockford · 4 mi away
0.29 MGD
Montrose · 6 mi away
0.33 MGD
Watertown · 6 mi away
0.33 MGD
Buffalo · 7 mi away
1.08 MGD
Saint Michael · 12 mi away
1.03 MGD
Mayer · 13 mi away
0.14 MGD
New Germany · 14 mi away
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Delano WWTP: frequently asked questions
Sources and methodology
Flow, permit and violation figures come from the EPA's ICIS-NPDES discharge monitoring records. Population served comes from the Clean Watersheds Needs Survey 2022. Treatment structures are identified by Klarifi's review of aerial imagery, and capital improvement projects are extracted from published municipal budget documents. Violations are counted over the last three years of monitoring reports.
Data refreshed October 26, 2026; facility record last updated September 12, 2026.
Wastewater terms: POTW · MGD · NPDES permit · Inflow and infiltration · Tertiary treatment · Significant industrial user · all terms